diff --git a/src/backups.js b/src/backups.js
index f6b48c297..57a1b6693 100644
--- a/src/backups.js
+++ b/src/backups.js
@@ -46,8 +46,7 @@ var addons = require('./addons.js'),
     shell = require('./shell.js'),
     settings = require('./settings.js'),
     SettingsError = require('./settings.js').SettingsError,
-    util = require('util'),
-    webhooks = require('./webhooks.js');
+    util = require('util');
 
 var BACKUP_BOX_CMD = path.join(__dirname, 'scripts/backupbox.sh'),
     BACKUP_APP_CMD = path.join(__dirname, 'scripts/backupapp.sh'),
@@ -227,7 +226,7 @@ function backupBoxWithAppBackupIds(appBackupIds, callback) {
                 backupdb.add({ id: filename, version: config.version(), type: backupdb.BACKUP_TYPE_BOX, dependsOn: appBackupIds }, function (error) {
                     if (error) return callback(new BackupsError(BackupsError.INTERNAL_ERROR, error));
 
-                    webhooks.backupDone(filename, null /* app */, appBackupIds, function (error) {
+                    api(backupConfig.provider).backupDone(filename, null /* app */, appBackupIds, function (error) {
                         if (error) return callback(error);
                         callback(null, filename);
                     });
diff --git a/src/storage/caas.js b/src/storage/caas.js
index 0d087cf78..c36c0122f 100644
--- a/src/storage/caas.js
+++ b/src/storage/caas.js
@@ -19,6 +19,7 @@ exports = module.exports = {
 var assert = require('assert'),
     AWS = require('aws-sdk'),
     config = require('../config.js'),
+    debug = require('debug')('box:storage/caas'),
     safe = require('safetydance'),
     SettingsError = require('../settings.js').SettingsError,
     superagent = require('superagent');
@@ -192,6 +193,22 @@ function backupDone(filename, app, appBackupIds, callback) {
     assert(!appBackupIds || Array.isArray(appBackupIds));
     assert.strictEqual(typeof callback, 'function');
 
-    callback();
-}
+    debug('backupDone %s', filename);
 
+    var url = config.apiServerOrigin() + '/api/v1/boxes/' + config.fqdn() + '/backupDone';
+    var data = {
+        boxVersion: config.version(),
+        restoreKey: filename,
+        appId: app ? app.id : null,
+        appVersion: app ? app.manifest.version : null,
+        appBackupIds: appBackupIds
+    };
+
+    superagent.post(url).send(data).query({ token: config.token() }).timeout(30 * 1000).end(function (error, result) {
+        if (error && !error.response) return callback(error);
+        if (result.statusCode !== 200) return callback(new Error(result.text));
+        if (!result.body) return callback(new Error('Unexpected response'));
+
+        return callback(null);
+    });
+}
diff --git a/src/webhooks.js b/src/webhooks.js
deleted file mode 100644
index afb465f8d..000000000
--- a/src/webhooks.js
+++ /dev/null
@@ -1,43 +0,0 @@
-'use strict';
-
-exports = module.exports = {
-    backupDone: backupDone
-};
-
-var assert = require('assert'),
-    config = require('./config.js'),
-    debug = require('debug')('box:webhooks'),
-    superagent = require('superagent'),
-    util = require('util');
-
-function backupDone(filename, app, appBackupIds, callback) {
-    assert.strictEqual(typeof filename, 'string');
-    assert(!app || typeof app === 'object');
-    assert(!appBackupIds || util.isArray(appBackupIds));
-    assert.strictEqual(typeof callback, 'function');
-
-    debug('backupDone %s', filename);
-
-    // CaaS
-    if (config.token()) {
-        var url = config.apiServerOrigin() + '/api/v1/boxes/' + config.fqdn() + '/backupDone';
-        var data = {
-            boxVersion: config.version(),
-            restoreKey: filename,
-            appId: app ? app.id : null,
-            appVersion: app ? app.manifest.version : null,
-            appBackupIds: appBackupIds
-        };
-
-        superagent.post(url).send(data).query({ token: config.token() }).timeout(30 * 1000).end(function (error, result) {
-            if (error && !error.response) return callback(error);
-            if (result.statusCode !== 200) return callback(new Error(result.text));
-            if (!result.body) return callback(new Error('Unexpected response'));
-
-            return callback(null);
-        });
-    } else {
-        // TODO call custom webhook
-        callback(null);
-    }
-}